| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // https://w3c.github.io/webvr/#interface-vrdisplaycapabilities |
| [ |
| OriginTrialEnabled=WebVR |
| ] interface VRDisplayCapabilities { |
| // Whether or not the VR display is capable of reporting user position. |
| // If false position may still be reported using simulated values like |
| // neck modeling. |
| readonly attribute boolean hasPosition; |
| |
| // Whether or not the VRDisplay is separate from the device’s primary display. |
| // If presenting VR content will obscure other content on the device, this |
| // should be false. When false VR content should not be mirrored. |
| readonly attribute boolean hasExternalDisplay; |
| |
| // Whether or not the VRDisplay is capable of presenting content to an HMD or |
| // similar device. Can be used to indicate “magic window” devices that are |
| // capable of 6DoF tracking but for which requestPresent is not meaningful. If |
| // false then calls to requestPresent should always fail, and getEyeParameters |
| // should return null. |
| readonly attribute boolean canPresent; |
| |
| // The maximum length of the array that VRDisplay.requestPresent will accept. |
| readonly attribute unsigned long maxLayers; |
| }; |
